GSD-2023-1000151 mm/khugepaged: invoke MMU notifiers in shmem/file collapse paths
Missing MMU notifier invocations in Linux kernel shmem/file collapse paths may cause memory management inconsistencies, requiring a kernel patch.
- Exploited in the wild
- Not known
- Login needed
- Not stated
- Attackable
- Not stated
- Victim action needed
- Not stated
- Fix
- None listed
What is GSD-2023-1000151?
GSD-2023-1000151 is a vulnerability in Kernel, published on 17 Jan 2023.
Official description
mm/khugepaged: invoke MMU notifiers in shmem/file collapse paths
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.15.83 by commit 1a3f8c6cd29d9078cc81b29d39d0e9ae1d6a03c3, it was introduced in version v4.8 by commit f3f0e1d2150b2b99da2cbdfaad000089efe9bf30. For more details please see the references link.
Which versions are affected by GSD-2023-1000151?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1000151?
No fix has been published for GSD-2023-1000151 yet. Limit exposure of the affected software until one is available.
Is GSD-2023-1000151 being exploited?
There is no known exploitation of GSD-2023-1000151 in the wild and no public exploit code.